Metallica's Worldwired tour features an insanely elaborate light show, stage setup, and sound system. Of course on the surface that looks plenty insane, but when you really dive into what's going on behind the scenes it's a whole new level of impressive.
Check out the four-part mini-doc series on the band's live setup courtesy of Mothergrid below and then go see it for yourself at one of their billion live dates.
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